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| Mirrors > Home > MPE Home > Th. List > ellspsn6 | Structured version Visualization version GIF version | ||
| Description: Relationship between a vector and the 1-dim (or 0-dim) subspace it generates. (Contributed by NM, 8-Aug-2014.) (Revised by Mario Carneiro, 8-Jan-2015.) |
| Ref | Expression |
|---|---|
| ellspsn5b.v | ⊢ 𝑉 = (Base‘𝑊) |
| ellspsn5b.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| ellspsn5b.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| ellspsn5b.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| ellspsn5b.a | ⊢ (𝜑 → 𝑈 ∈ 𝑆) |
| Ref | Expression |
|---|---|
| ellspsn6 | ⊢ (𝜑 → (𝑋 ∈ 𝑈 ↔ (𝑋 ∈ 𝑉 ∧ (𝑁‘{𝑋}) ⊆ 𝑈))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ellspsn5b.a | . . . 4 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
| 2 | ellspsn5b.v | . . . . 5 ⊢ 𝑉 = (Base‘𝑊) | |
| 3 | ellspsn5b.s | . . . . 5 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 4 | 2, 3 | lssel 21239 | . . . 4 ⊢ ((𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → 𝑋 ∈ 𝑉) |
| 5 | 1, 4 | sylan 592 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → 𝑋 ∈ 𝑉) |
| 6 | ellspsn5b.w | . . . . 5 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 7 | 6 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → 𝑊 ∈ LMod) |
| 8 | 1 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → 𝑈 ∈ 𝑆) |
| 9 | simpr 490 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → 𝑋 ∈ 𝑈) | |
| 10 | ellspsn5b.n | . . . . 5 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 11 | 3, 10 | lspsnss 21292 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 12 | 7, 8, 9, 11 | syl3anc 1399 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 13 | 5, 12 | jca 521 | . 2 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → (𝑋 ∈ 𝑉 ∧ (𝑁‘{𝑋}) ⊆ 𝑈)) |
| 14 | 2, 10 | lspsnid 21295 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → 𝑋 ∈ (𝑁‘{𝑋})) |
| 15 | 6, 14 | sylan 592 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑉) → 𝑋 ∈ (𝑁‘{𝑋})) |
| 16 | ssel 3907 | . . . 4 ⊢ ((𝑁‘{𝑋}) ⊆ 𝑈 → (𝑋 ∈ (𝑁‘{𝑋}) → 𝑋 ∈ 𝑈)) | |
| 17 | 15, 16 | syl5com 32 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑉) → ((𝑁‘{𝑋}) ⊆ 𝑈 → 𝑋 ∈ 𝑈)) |
| 18 | 17 | impr 460 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑉 ∧ (𝑁‘{𝑋}) ⊆ 𝑈)) → 𝑋 ∈ 𝑈) |
| 19 | 13, 18 | impbida 813 | 1 ⊢ (𝜑 → (𝑋 ∈ 𝑈 ↔ (𝑋 ∈ 𝑉 ∧ (𝑁‘{𝑋}) ⊆ 𝑈))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2147 ⊆ wss 3900 {csn 4588 ‘cfv 6555 Basecbs 17413 LModclmod 21162 LSubSpclss 21233 LSpanclspn 21273 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-riota 7397 df-ov 7443 df-0g 17638 df-mgm 18842 df-sgrp 18934 df-mnd 18950 df-grp 19173 df-lmod 21164 df-lss 21234 df-lsp 21274 |
| This theorem is used by: ellspsn5b 21297 lsmelval2 21387 dihjat1lem 42676 |
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